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Crystal Vision

Aspect Ratio Correction

SMPTE

2016 AFD

Code

Explanation and

16:9 input image

example

Auto 4:3 correction

(output WSS)

Auto adaptive

correction

(output WSS)

0, 1, 5, 6, 7,

Undefined/reserved

Letterbox 16:9 into

4:3

Anamorphic

2,8,10,14,15

Full frame 16:9

Letterbox 16:9 into

4:3

Anamorphic

3,11

14:9 Pillarbox

Letterbox 14:9 area

into 4:3

Anamorphic

Letterbox image with

aspect ratio > 16:9.

Centre cut into 4:3

Anamorphic

9,13

4:3 Pillarbox in 16:9

frame.

Centre cut-area

Centre cut-out 4:3

area

Examples of Auto 4:3 and Auto Adaptive aspect ratio correction

Q-Down-AG 3G/ATG 3G User Manual R2.1

11 July 2019

Содержание Indigo Q-Down-AG 3G

Страница 1: ...broadcast down converters and distribution amplifiers Crystal Vision Ltd Lion Technology Park Station Road East Whittlesford Cambridge CB22 4WL England Tel 44 0 1223 497049 Fax 44 0 1223 497059 sales...

Страница 2: ...Output AFD and WSS 17 6 1 Widescreen Signalling 17 7 Timecode and Closed Caption 18 8 Control and status monitoring 19 8 1 Card edge controls 19 8 2 Card edge buttons 19 8 3 Card edge rotary control 1...

Страница 3: ...6 Anamorphic 16x9 Letterbox 14x9 Letterbox Centre Cut Crop 37 Border 37 9 5 Data Insert Menu 38 AFD WSS Data 38 Timecode Closed Caption Q Down ATG 3G only 40 9 6 Presets Reset GPI Os Menu 41 Presets 4...

Страница 4: ...reset recall table amended page 8 16 04 13 Revision 2 Combined AG and ATG manuals Added VisionWeb info Moved Statesman to Appendix 17 01 18 Revision 3 Added note about removal of card edge control in...

Страница 5: ...l A short processing delay of just 16 lines eliminates the need to compensate audio or other signals for the video delay keeping everything in sync and making the system design much simpler There is a...

Страница 6: ...mote control panel SNMP or an active front panel on the frame Card edge control was also available prior to 2018 The Q Down 3G range is ideal for use in mixed 3Gb s HD and SD environments or for any a...

Страница 7: ...gital outputs PL10 sets the Q Down 3G IP address to default 10 0 0 201 or to a user selected IP address Q Down 3G top side The surface mounted LEDs on the top side of the PCB are not visible from the...

Страница 8: ...rd output will give CVBS Engineering link and LEDs PL10 sets the Q Down 3G range IP address to default 10 0 0 201 or to a user selected IP address The LEDs LED1 LED2 and LED3 are included for diagnost...

Страница 9: ...output amplitude P2 U B YC Y output amplitude P3 V R YC C output amplitude P4 Standard Definition free running frequency P5 High Definition 50Hz free running frequency P6 High Definition 59 94Hz free...

Страница 10: ...1 rear module connector Description RM41 12 Q Down 3G per Indigo 2 frame Six per Indigo 1 frame Two per Indigo DT All frame slots can be used BNC I O assignment SDI CVBS Y G OUT HD SD SDI CVBS Y G out...

Страница 11: ...YCY OUT HD SD SDI CVBS U B YC Y output link PL3 SDI CVBS V R YCC OUT HD SD SDI CVBS V R YC C output link PL4 SDI LOOP OUT High Definition Standard Definition serial digital input reclocked loop throu...

Страница 12: ...ut missing incompatible Video frozen Black Audio silence missing Aspect ratio Selected alarms asserted after set delay if appropriate No alarm 4 d Input missing incompatible Video frozen Black Audio s...

Страница 13: ...20 4 4 7 3 16 3 17 3 25 3 10 4 11 4 5 5 1 6 1 15 1 24 1 1 2 2 2 6 4 1 14 1 13 1 23 1 3 2 4 2 7 5 3 6 3 15 3 24 3 1 4 2 4 8 4 3 14 3 13 3 23 3 3 4 4 4 9 3 1 12 1 22 1 21 1 12 2 13 2 10 10 1 11 1 19 1 2...

Страница 14: ...ote The 5V output is protected by self resetting thermal fuses which limit the total output current available from Remotes 1 2 to approximately 1A Indigo DT desk top box GPI connections GPI lines a to...

Страница 15: ...correct aspect ratio conversion to be used with the down conversion The Q Down 3G range offers three options for the SD output In Auto 16 9 mode the SD outputs can be set to be always 16 9 and in this...

Страница 16: ...aptive for any full frame input will give an anamorphic aspect ratio with WSS set to full frame 16 9 Pillarbox 4 3 will give a centre cut conversion and set output WSS to full format 4 3 Undefined res...

Страница 17: ...16 9 into 4 3 Anamorphic 2 8 10 14 15 Full frame 16 9 Letterbox 16 9 into 4 3 Anamorphic 3 11 14 9 Pillarbox Letterbox 14 9 area into 4 3 Anamorphic 4 Letterbox image with aspect ratio 16 9 Centre cut...

Страница 18: ...Centre 11 16 9 Centre 4 16 9 12 Reserved 5 Reserved 13 4 3 with shoot and protect 14 9 centre 6 Reserved 14 16 9 with shoot and protect 14 9 centre 7 Reserved 15 16 9 with shoot and protect 4 3 centr...

Страница 19: ...n ATG 3G to convert 1080p to 1080i output the ATC and AFD are inserted in lines 9 571 and 11 547 respectively DTVCC digital television closed caption CEA 708 is down converted by Q Down ATG 3G to 525i...

Страница 20: ...Button Function Normal state Up Action Down Up Menu Push to jump up a menu level or cancel a selection ENTER Select Action Push to select a menu and to action and confirm a change 8 3 Card edge rotary...

Страница 21: ...low GPO5 inactive high GPO6 Yellow GPO6 active low GPO6 inactive high Yellow No function Yellow No function 8 5 Navigating card edge menus To access the card edge menu system proceed as follows Press...

Страница 22: ...t responds to the polling request together with its location number The location number consists of the frame number plus the card position in the frame Rotate the Shaft control to poll through the av...

Страница 23: ...3G range menu structure ENTER accept current selection Up arrow used to move up through the menu structure Rotary control shaft encoder used to select sub menus or variable data Updating the display T...

Страница 24: ...Input Output Audio Silence Group 1 Group 2 Group 3 Group 4 Ch 1 2 Video Ch 3 4 Settings Output Format Timing Output Format Output Format Analog Op Format NTSC Levels Pedestal Filter IP Err Bypass Vert...

Страница 25: ...bre Optic Enable Fibre Optic Enable Input Output Custom Aspect Ratio Anamorphic 16x9 Letterbox 14x9 Letterbox Centre Cut Size Horizontal Vertical Position X Y Cal default Cal default Anamorphic Crop 1...

Страница 26: ...eset Resets GPIOs 8 22 Presets Select 1 16 Store Recall GPI Enable Reset Factory Default Including Presets Excluding Presets GPO Alarms GPO Alarm Status GPO 5 GPO 6 Alarm Enables GPO 3 GPO 4 GPO 5 GPO...

Страница 27: ...atible Anamorphic 16x9 Letterbox 14x9 Letterbox Centre Cut Disabled The above menu structure is the means to access the various Q Down 3G range controls and status A more detailed description is in se...

Страница 28: ...s etc similar to that available with the older Statesman PC software Accessing the Indigo Home page with a PC browser via the Ethernet connector of an Ethernet enabled frame will display a list of the...

Страница 29: ...to show status others are check boxes buttons or sliders which change various Q Down 3G range settings The description of the menus are in the order shown in the GUI i e VIDEO STATUS AUDIO STATUS OUT...

Страница 30: ...a frame is identical to the previous frame If this condition is met consistently for the period of time set by the video frozen delay control a video frozen error will be flagged Output Format Displa...

Страница 31: ...Letterbox 14x9 Letterbox Centre Cut These LEDs indicate what aspect ratio correction is being performed There are four fixed aspect ratios which are Anamorphic 16 9 Letterbox 14 9 Letterbox and centr...

Страница 32: ...bedded audio group is present in input video Output On if embedded audio group is present in the output video Group 1 4 Ch 12 34 Silence On if any of the embedded audio channel pairs are silent 9 3 Vi...

Страница 33: ...the available choices If one of the High Definition output formats were to be selected the analogue outputs would be limited to either HD YUV or RGB The analogue video line rate will be the same as th...

Страница 34: ...e of delay will be automatically added to the output so for delays of less than 16 lines the actual delay will be one frame plus the adjustable delay Note that any negative delay dialled will be one f...

Страница 35: ...give a centre cut conversion and set output WSS to full format 4 3 Selecting Auto Adaptive for any full frame input will give an Anamorphic aspect ratio with WSS set to full frame 16 9 Pillarbox 4 3...

Страница 36: ...and 100 gain YUV Proc Amp Set up lift and gain of the output signal in the YUV domain YUV Lift and Gain The Q Down 3G range s YUV lift and gain controls allow independent digital image adjustments in...

Страница 37: ...t With the fibre transmitter module fitted the optical output can also be enabled or disabled The output BNCs remain active when the optical output is both enabled and disabled 9 4 Custom Aspect Ratio...

Страница 38: ...ill be recalled whenever the fixed aspect ratio is re selected Border Select the colour of the border around an aspect ratio corrected image R G B Select the colour in the RGB domain of the border tha...

Страница 39: ...section Output AFD and WSS for more information AFD Output Select mode control Auto to automatically set the AFD output codes based on the output aspect ratio and incoming AFD codes Select Pass to use...

Страница 40: ...e set to automatically follow the input AFD data or be manually selected If WSS data should be present on the input video this can either be passed to the output unchanged or substituted for a user se...

Страница 41: ...s are detected in the VANC area Output ATC Enable The Output ATC control when enabled will allow the translation of HD ancillary timecode to SD VITC when down converting Line selection controls will a...

Страница 42: ...the ATC and AFD are inserted in lines 9 571 and 11 547 respectively Lines 525 As 625 above but with the addition of Closed Caption insertion When down converting 59 94Hz video Q Down ATG 3G takes the...

Страница 43: ...ne previously saved in the selected preset location The recalling of previously stored presets can also be implemented externally via the GPI port GPI Enable Enable the recall of previously saved pres...

Страница 44: ...ue 0 Black Proc amp lift all 0 Proc amp gain all 100 GPO alarms Unchecked TC CC 525 625 line section 525 AFD ATC line 12 VITC lines 14 16 CC line 21 625 AFD ATC line 8 VITC lines 19 21 ATC Output Enab...

Страница 45: ...conditions have been met Visual indication of GPI 5 and GPI 6 status is also provided on the board edge Alarm Enables select conditions to assert GPO 4 5 and GPO 3 4 when set as outputs Input Missing...

Страница 46: ...tterbox Select to assert selected GPO if the aspect ratio converter is set to 16x9 Letterbox mode 14x9 Letterbox Select to assert selected GPO if the aspect ratio converter is set to 14x9 Letterbox mo...

Страница 47: ...false triggering Video Frozen Set the period between 0 to 20 seconds that the incoming video must be permanently frozen still frame before asserting GPO alarms Audio Silence Set the period between 4 t...

Страница 48: ...e video outputs The video outputs can be a selection of analogue or SDI RM41 RM34 The Q Down 3G range plus DA6 has eight input loop throughs and three configurable video outputs The video outputs can...

Страница 49: ...onse Luminance 0 3dB to 5 MHz Chrominance 0 4dB to 2 5 MHz Noise 67dB weighted luminance or chrominance Differential gain 2 typ Differential phase 1 typ Status monitoring LEDs Front of card edge LED i...

Страница 50: ...ion when ON Function when Off PSU Green Good power supply PSU rails One or more of the monitor supplies is out of specification ARC Yellow Letterbox aspect ratio selected Full screen anamorphic select...

Страница 51: ...mmunicates with each module in a frame through a Statesman capable front panel CPU or full active control panel Either of these must be fitted to the frame to allow Statesman control 12 1Statesman ope...

Страница 52: ...ed along with the vertical filtering The analogue output selection remains active along with the analogue and digital RGB and YUV proc amps and the delay controls Bypassed Output This LED will be illu...

Страница 53: ...one of the High Definition output formats were to be selected the analogue outputs would be limited to either YUV or RGB See the installation chapter for rear module connection details Optical I O The...

Страница 54: ...left and right picture edges The LEDs beside the aspect ratio selector radio buttons will show the actual aspect ratio selected when any of the auto modes are selected These three auto selections are...

Страница 55: ...SS to be automatically set by the incoming AFD data Note These controls have no function with a Standard Definition input Output AFD There are three sets of controls associated with Active Format Desc...

Страница 56: ...to select from ranging from the highest sharpest to the lowest softest Check the radio button to select the chosen filter characteristics Aspect ratio control There are four tabs each associated with...

Страница 57: ...GB and YUV lift and gain controls Q Down ATG 3G s RGB and YUV lift and gain controls allow independent digital image adjustments in both the RGB and YUV domains essential for maintaining colour fideli...

Страница 58: ...be encoded If the ATC output is disabled the AFD ATC line number will still select the line number on which AFD will appear for down converted SD outputs When using the Q Down ATG 3G to convert 1080p...

Страница 59: ...2 14 275 277 16 18 279 281 13 15 276 278 17 19 280 282 625 VITC lines 6 8 319 321 11 13 326 328 16 18 329 331 7 9 320 322 12 14 325 328 17 19 330 332 8 10 321 323 13 15 326 328 18 20 331 333 9 11 322...

Страница 60: ...ere more than one alarm is flagged and an alarm condition is asserted use the various status indicators to determine the exact cause Visual indication of GPI5 and GPI6 status is provided in the status...

Страница 61: ...6 lines one frame of delay will be automatically added to the output so for delays of less than 16 lines the actual delay will be one frame plus the adjustable delay The Frame Delayed LED will illumin...

Страница 62: ...f the input is a lower bit rate than the output selection the output can be set to go to black blue or muted to no output Presets Up to 16 user configurations may be stored and recalled via Statesman...

Страница 63: ...set will erase all user stored presets Parameter Default value Output Format SD Analogue output CVBS SMPTE and NJSC M Fibre Optic I O Unchanged Aspect ratio Anamorphic Vertical bandwidth sharp Output...

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